package com.example.springsecuritydemo.handler;

import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.web.access.AccessDeniedHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * @Classname: MyAccessDeniedHandler
 * @Description: 自定义异常处理类
 * @Date: 2021/3/17 21:37
 * @Created: by Wang Xu
 */
@Component
public class MyAccessDeniedHandler implements AccessDeniedHandler {
    @Override
    public void handle(HttpServletRequest request, HttpServletResponse response, AccessDeniedException accessDeniedException) throws IOException, ServletException {

        // 设置响应状态码
        response.setStatus(HttpServletResponse.SC_FORBIDDEN);

        // 设置响应头
        response.setHeader("Content-Type","application/json;charset=utf-8");

        // 响应信息
        PrintWriter writer = response.getWriter();
        writer.write("{\"status\": \"error\",\"msg\": \"权限不足，请联系管理员\"}");
        writer.flush();
        writer.close();

    }
}
